YAMAHA YZ 125 250 YZ WR 250 426 450 F 1999-2026 AS3 FACTORY REAR SPROCKET 520 51T BLUE type-motocross

YAMAHA YZ 125 250 YZ WR 250 426 450 F 1999-2026 AS3 FACTORY REAR SPROCKET 520 51T BLUE type-motocrossAS3 Performance Factory Series rear sprockets combine the strength of steel and the light weight of aluminium to give you the ultimate hard wearing rear sprocket. The outer ring is manufactured from hardened steel with a nickel coating and will outlast an aluminium sprocket by up to 3 times. The inner ring is constructed from aircraft grade 7075 T6 aluminium and is up to 50% lighter than a standard steel sprocket. Details Teeth: 51 Chain 520 Will Fit

2000-2003 Suzuki GSXR 750

Approximate weight: 110g-160g each lever

2007-2022 Honda CRF 150 RB

1990-1993 Yamaha YZ 360

Fits all Yamaha radiators with no modifications required

1996-2008 Kawasaki KX 500

2019-2025 Sherco SE-F 250 R

2016-2022 Husqvarna FC 450

2001-2017 Suzuki GSXR 1000

1991-1997 Yamaha WR 250 Z

2008-2019 KTM 690 Duke

2015-2016 KTM Freeride E-SM